package com.unistrong.filter;

import com.unistrong.annotation.LoginRequired;
import org.springframework.stereotype.Component;
import org.springframework.web.method.HandlerMethod;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
 * @author menu
 * */
@Component
public class AuthInterceptor implements  HandlerInterceptor
{
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response,
                             Object handler) throws Exception {

        HandlerMethod method = (HandlerMethod) handler;
        LoginRequired loginRequired = method.getMethodAnnotation(LoginRequired.class);
        if (null != loginRequired)
        {
            //这个是需要拦截的方法
            System.out.println("这个是需要拦截的方法");
        } else
        {
            //这个是不需要拦截的方法
            System.out.println("这个是不需要拦截的方法");
            return true;
        }
        System.out.println(">>>>>>>>>>>>>>>.");
        return true;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler,
                           ModelAndView modelAndView) throws Exception {
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response,
                                Object handler, Exception ex) throws Exception {


    }

}